Finding the Fourth Proportional to 2,606.38, 3,596.48 and 2,076.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.38 : 3,596.48 = 2,076.61 : x
2. Step 2: Convert to fraction form
   2,606.38/3,596.48 = 2,076.61/x
3. Step 3: Cross multiply
   2,606.38x = 3,596.48 × 2,076.61
4. Step 4: Simplify right side
   2,606.38x = 7,468,486.33
5. Step 5: Solve for x
   x = 7,468,486.33/2,606.38
6. Step 6: Final answer
   x = 2,865.46